I count 17. (Coolidge dropped his first name of John before he became famous, so ytou might not want to count him. ) Here is the list:
J. Adams, Jefferson. James Madison, James Monroe, J. Q. Adams, Jackson, John Tyler, James Polk,James Buchanan, A. Johnson, James Garfield, Benjamin Harrison,(John) Calvin Coolidge,John Kennedy, L. Johnson,Jimmy Carter,and William J. Clinton.
6
Christopher Columbus has both
James Buchanan, George Bush and George W. Bush were the U.S. Presidents with a last name that begins with the letter B. The U.S. Presidents with a first name that begins with the letter B are Barrack Obama and Benjamin Harrison.
99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888
· Richard Nixon
Woodrow Wilson
Ronald Reagan Calvin Coolidge Woodrow Wilson Herbert Hoover
Decadent or decedent.
Two presidents: James Madison and James Monroe.
Nixon.
James Earl Carter, Grover Cleveland, William Clinton and Calvin Coolidge were U.S. Presidents. Their last name begins with the letter C.
Woodrow Wilson Ronald Reagan Calvin Coolidge Herbert Hoover
No U.S. president has the letter I to begin either the first or last name. However, Dwight D. Eisenhower was known as "Ike".